Expand the abbreviated string type and its conversion builtin to the full
word everywhere:
str -> string (the immutable-string type)
str(x) -> str -> string(x) -> string (the stringify builtin;
what `{…}` interpolation calls)
Types are recognized by identifier, and llty maps both spellings to LLVM
`ptr`, so this is an atomic source rewrite: type annotations, the Ludic
type tags, the builtin name/dispatch, and the interpolation desugar, plus
the grammars, LSP, docs (type-str -> type-string, fn-str -> fn-string), and
inventory. int/bool stay (universally accepted, like Math).
Reseeded; C-free fixpoint holds; all suites green (45/24/29); site + check.py OK.
Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
30 lines
866 B
Markdown
30 lines
866 B
Markdown
---
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id: text-contains
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name: Text.contains
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category: text
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kind: namespace-method
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tokens: Text.contains
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sig: Text.contains(s, sub) -> bool
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tip: Whether a substring appears anywhere in a string.
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order: 5
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ns: Text
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member: contains
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---
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Returns <code>true</code> when <code>sub</code> occurs anywhere inside <code>s</code>. An empty substring is always considered present. Use it for a quick membership test — filtering a log line, checking for a forbidden word, or seeing whether a path includes a folder — when you do not need the position. Reach for <code>Text.index_of</code> when you also want where it matched.
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Parameters:
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- `s` — the string to search
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- `sub` — the substring to look for
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```ludic
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program Filter {
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var line: string = "error: disk full"
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handler Scan phase Update {
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if Text.contains(line, "error") {
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# flag it
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}
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}
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}
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```
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